Home / 51,171.47-70,618.58-29,661.92

Finding the Fourth Proportional to 51,171.47, 70,618.58 and 29,661.92

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Solution

The fourth proportional to 51,171.47, 70,618.58 and 29,661.92 is: 40,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,171.47 : 70,618.58 = 29,661.92 : x
  2. Step 2: Convert to fraction form
    51,171.47/70,618.58 = 29,661.92/x
  3. Step 3: Cross multiply
    51,171.47x = 70,618.58 × 29,661.92
  4. Step 4: Simplify right side
    51,171.47x = 2,094,682,522.16
  5. Step 5: Solve for x
    x = 2,094,682,522.16/51,171.47
  6. Step 6: Final answer
    x = 40,934.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.